SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00631051000' / Observation ID TARG_ID = '631051 ' / Target ID SEG_NUM = '0 ' / Segment number TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error TSTART = 445559652.594 / Start time DATE-OBS= '2015-02-13T22:34:12.6' / Start Date TSTOP = 445559758.2285 / Stop time DATE-END= '2015-02-13T22:35:58.2' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file TLM2FITS= 'V3.21 ' / Telemetry converter version number DATE = '2015-02-13T22:36:00' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -13.18276 / UTCF at TSTART CHECKSUM= '2MhQ2KhQ2KhQ2KhQ' / HDU checksum updated 2015-02-13T22:36:00 DATASUM = ' 0' / data unit checksum updated 2015-02-13T22:36:00 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 18 / width of table in bytes NAXIS2 = 100 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row TTYPE1 = 'TIME ' / label for field 1 TFORM1 = '1D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'RATE ' / label for field 2 TFORM2 = '1D ' / data format of field: 8-byte DOUBLE TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'XRTMODE ' / label for field 3 TFORM3 = '1I ' / data format of field: 2-byte INTEGER EXTNAME = 'RATE ' / name of this binary table extension MESGNAME= 'XRT_LIGHTCURVE' / Name of the message COMMENT XRTMODE values COMMENT 1=null 2=Short Image 3=Long Image 4=Pile-Up Photodiode COMMENT 5=Low Rate Photodiode 6=Windowed Timing 7= Photon-Counting COMMENT 8=RAW data 9=Bias map 10=Stop TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00631051000' / Observation ID TARG_ID = '631051 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.21 ' / Telemetry converter version number EQUINOX = 2000 / Equinox RADECSYS= 'FK5 ' / Coordinates system TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2015-02-13T22:36:00' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 445559652.594 / Start time DATE-OBS= '2015-02-13T22:34:12.6' / Start Date TSTOP = 445559758.2285 / Stop time DATE-END= '2015-02-13T22:35:58.2' / Stop Date UTCFINIT= -13.18276 / UTCF at TSTART TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'LIGHTCURVE' / Time ordered data HDUCLAS2= 'TOTAL ' / Source + background HDUCLAS3= 'RATE ' / Data provided as rate NUMBINS = 100 / Number of valid bins in the lightcurve TRIGGER = 631051 / Trigger Number XRA_OBJ = 253.440048217773 / [deg] XRT RA location GRB or Object XDEC_OBJ= 34.1788482666016 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.634500026703 / TSTOP - TSTART ONTIME = 107.359703063965 / Time on target LIVETIME= 107.359703063965 / Ontime multiplied by DEADC EXPOSURE= 107.359703063965 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -13.18276 / [s] UTC Correction TIME UTCCSEC = -14 / UTC Correction Seconds UTCCSUBS= 40862 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 445559758.34176 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 445559758 / ccsds PacKeT SEConds PKTSUBS = 17088 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'gaVPgRUOgXUOgXUO' / HDU checksum updated 2015-02-13T22:36:00 DATASUM = '4285873719' / data unit checksum updated 2015-02-13T22:36:00 END AdbAeAe($@^ Afn@RDXAg@YAh@@Q|Ai@O@PܠAj@WkPAl˼@T_Am@^5 An(Xy@PdAo9@M 1 ApJ@UAq\*E@R4Armp@Nq As~@QpAt@RdAuBp@QTAv@UAw@TAx<@YAyZ@T_Az@TA|@PdA}+@UǤA~+qv@PA<@G8AM3@J:A_D@GkPAp@M AN@VA@M 1 A[l@KyA@H[ A)@Oa@A.@K*At@O١@AE@GkPA T@R@AEc@M A.@LI A? @HAQ~@LaAb^@X[ As@LaAK@IA/Z@KyAu@Nq A@SAu@LI AH@BDXA@N AA@QpA@JA _@Oa@A1 @QABl@EAT1{@Oa@Aew@IJAv8@QA@FhAI@J:A@KyAb@R@Aq@KyAa@H[ A/@P(ĠA@M A4@EA#y@TA4 @M AFh@QAWK@@dAh%@UAy؄@GkPA@RdAeA@Q|A@P(ĠA_@PܠA5@GkPA|@IJAz@R4A@::AM@EA&@Q|A7U@D#AI@^q AZf@DAkq@BDXA|@Q|AÎ7@ApAğ~=@EAŰL@PdA @KyAP @T_Ah@TA@FA!@ATAh4@JA)@`(Ġ